基于FPGA的红外控制LED点阵系统设计与实现  

Design and implemetion of infrared control LED dot-matrix display system based on FPGA

作　　者：李营 周鹏 权循忠 吕兆承 陈帅 LI Ying;ZHOU Peng;QUAN Xunzhong;L Zhaocheng;CHEN Shuai(School of Electronic Engineering,Huainan Normal University,Huainan 232038,China)

机构地区：[1]淮南师范学院电子工程学院

出　　处：《邵阳学院学报（自然科学版）》2020年第1期27-32,共6页Journal of Shaoyang University：Natural Science Edition

基　　金：安徽省高等学校重点教学研究项目(2018jyxm1321);淮南师范学院校级项目(2019hsjy31,2019XJYB05);安徽省大学生创新训练项目(201910381014)

摘　　要：提出一种基于现场可编程门阵列(field programmable gate array,FPGA)的红外控制点阵显示屏的汉字显示设计方案。根据显示屏的工作原理和红外控制时序原理,采用74HC595芯片和红外遥控器构建驱动电路。通过Verilog硬件描述语言(verilog hardware description language,verilog HDL)和各功能模块编程实现系统功能,最终以EP4CE6E22C8为核心控制芯片通过红外遥控器控制LED点阵显示屏实现不同汉字功能显示,整个系统外围电路简单,易扩展。A Chinese character display design scheme based on field programmable gate array(FPGA)infrared control dot-matrix display was proposed.According to the working principle of the display screen and the principle of infrared control sequence,74HC595 chip and infrared remote control were used to construct the driving circuit.The system functions were realized through Verilog Hardware Description Language(Verilog HDL)and programming of each function module.Finally,EP4CE6E22C8 was taken as the core control chip and LED dot-matrix display was controlled by infrared remote control to realize different Chinese function display.The peripheral circuit of the whole system is simple and easy to expand.

关 键 词：现场可编程门阵列 红外控制 点阵显示屏 

分 类 号：TP332.3[自动化与计算机技术—计算机系统结构] TN402[自动化与计算机技术—计算机科学与技术]